KaneAI - World’s First E2E Software Testing Agent.Book a Demo 
How to use WritableStreamDefaultWriterAbort method in wpt
Best JavaScript code snippet using wpt
writable_stream_writer.ts
Source:writable_stream_writer.ts 
...91 }92 if (this.ownerWritableStream === void 0) {93 throw new TypeError("stream is undefined");94 }95 return WritableStreamDefaultWriterAbort(this, reason);96 }97 async close() {98 if (!IsWritableStreamDefaultWriter(this)) {99 throw new TypeError();100 }101 const stream = this.ownerWritableStream;102 if (stream === void 0) {103 throw new TypeError();104 }105 if (WritableStreamCloseQueuedOrInFlight(stream)) {106 throw new TypeError();107 }108 return WritableStreamDefaultWriterClose(this);109 }...
writable_stream_default_writer.ts
Source:writable_stream_default_writer.ts
1// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.2import {3 Deferred,4 getDeferred,5 isWritableStream,6 isWritableStreamDefaultWriter,7 isWritableStreamLocked,8 setFunctionName,9 setPromiseIsHandledToTrue,10 writableStreamCloseQueuedOrInFlight,11 writableStreamDefaultWriterAbort,12 writableStreamDefaultWriterClose,13 writableStreamDefaultWriterGetDesiredSize,14 writableStreamDefaultWriterRelease,15 writableStreamDefaultWriterWrite,16} from "./internals.ts";17import * as sym from "./symbols.ts";18import { WritableStreamImpl } from "./writable_stream.ts";19import { customInspect } from "../console.ts";20import { assert } from "../../util.ts";21export class WritableStreamDefaultWriterImpl<W>22 implements WritableStreamDefaultWriter<W> {23 [sym.closedPromise]: Deferred<void>;24 [sym.ownerWritableStream]: WritableStreamImpl<W>;25 [sym.readyPromise]: Deferred<void>;26 constructor(stream: WritableStreamImpl<W>) {27 if (!isWritableStream(stream)) {28 throw new TypeError("Invalid stream.");29 }30 if (isWritableStreamLocked(stream)) {31 throw new TypeError("Cannot create a writer for a locked stream.");32 }33 this[sym.ownerWritableStream] = stream;34 stream[sym.writer] = this;35 const state = stream[sym.state];36 if (state === "writable") {37 if (38 !writableStreamCloseQueuedOrInFlight(stream) &&39 stream[sym.backpressure]40 ) {41 this[sym.readyPromise] = getDeferred();42 } else {43 this[sym.readyPromise] = { promise: Promise.resolve() };44 }45 this[sym.closedPromise] = getDeferred();46 } else if (state === "erroring") {47 this[sym.readyPromise] = {48 promise: Promise.reject(stream[sym.storedError]),49 };50 setPromiseIsHandledToTrue(this[sym.readyPromise].promise);51 this[sym.closedPromise] = getDeferred();52 } else if (state === "closed") {53 this[sym.readyPromise] = { promise: Promise.resolve() };54 this[sym.closedPromise] = { promise: Promise.resolve() };55 } else {56 assert(state === "errored");57 const storedError = stream[sym.storedError];58 this[sym.readyPromise] = { promise: Promise.reject(storedError) };59 setPromiseIsHandledToTrue(this[sym.readyPromise].promise);60 this[sym.closedPromise] = { promise: Promise.reject(storedError) };61 setPromiseIsHandledToTrue(this[sym.closedPromise].promise);62 }63 }64 get closed(): Promise<void> {65 if (!isWritableStreamDefaultWriter(this)) {66 return Promise.reject(67 new TypeError("Invalid WritableStreamDefaultWriter.")68 );69 }70 return this[sym.closedPromise].promise;71 }72 get desiredSize(): number | null {73 if (!isWritableStreamDefaultWriter(this)) {74 throw new TypeError("Invalid WritableStreamDefaultWriter.");75 }76 if (!this[sym.ownerWritableStream]) {77 throw new TypeError("WritableStreamDefaultWriter has no owner.");78 }79 return writableStreamDefaultWriterGetDesiredSize(this);80 }81 get ready(): Promise<void> {82 if (!isWritableStreamDefaultWriter(this)) {83 return Promise.reject(84 new TypeError("Invalid WritableStreamDefaultWriter.")85 );86 }87 return this[sym.readyPromise].promise;88 }89 // eslint-disable-next-line @typescript-eslint/no-explicit-any90 abort(reason: any): Promise<void> {91 if (!isWritableStreamDefaultWriter(this)) {92 return Promise.reject(93 new TypeError("Invalid WritableStreamDefaultWriter.")94 );95 }96 if (!this[sym.ownerWritableStream]) {97 Promise.reject(98 new TypeError("WritableStreamDefaultWriter has no owner.")99 );100 }101 return writableStreamDefaultWriterAbort(this, reason);102 }103 close(): Promise<void> {104 if (!isWritableStreamDefaultWriter(this)) {105 return Promise.reject(106 new TypeError("Invalid WritableStreamDefaultWriter.")107 );108 }109 const stream = this[sym.ownerWritableStream];110 if (!stream) {111 Promise.reject(112 new TypeError("WritableStreamDefaultWriter has no owner.")113 );114 }115 if (writableStreamCloseQueuedOrInFlight(stream)) {116 Promise.reject(117 new TypeError("Stream is in an invalid state to be closed.")118 );119 }120 return writableStreamDefaultWriterClose(this);121 }122 releaseLock(): void {123 if (!isWritableStreamDefaultWriter(this)) {124 throw new TypeError("Invalid WritableStreamDefaultWriter.");125 }126 const stream = this[sym.ownerWritableStream];127 if (!stream) {128 return;129 }130 assert(stream[sym.writer]);131 writableStreamDefaultWriterRelease(this);132 }133 write(chunk: W): Promise<void> {134 if (!isWritableStreamDefaultWriter(this)) {135 return Promise.reject(136 new TypeError("Invalid WritableStreamDefaultWriter.")137 );138 }139 if (!this[sym.ownerWritableStream]) {140 Promise.reject(141 new TypeError("WritableStreamDefaultWriter has no owner.")142 );143 }144 return writableStreamDefaultWriterWrite(this, chunk);145 }146 [customInspect](): string {147 return `${this.constructor.name} { closed: Promise, desiredSize: ${String(148 this.desiredSize149 )}, ready: Promise }`;150 }151}...
Using AI Code Generation
1const writer = writable.getWriter();2const reason = new Error('something went wrong');3const result = await writer.abort(reason);4const writer = writable.getWriter();5const result = await writer.close();6const writer = writable.getWriter();7writer.releaseLock();8const writer = writable.getWriter();9const chunk = 'a chunk of data';10const result = await writer.write(chunk);11const writer = writable.getWriter();12const result = WritableStreamCloseQueuedOrInFlight(writable);13const writer = writable.getWriter();14const result = WritableStreamCloseQueuedOrInFlight(writable);15const writer = writable.getWriter();16const reason = new Error('something went wrong');17const result = WritableStreamDefaultControllerError(writable, reason);18const writer = writable.getWriter();19const result = WritableStreamDefaultControllerGetDesiredSize(writable);20const writer = writable.getWriter();21const result = WritableStreamDefaultControllerHasBackpressure(writable);22const writer = writable.getWriter();23const result = WritableStreamDefaultControllerCanCloseOrEnqueue(writable);24const writer = writable.getWriter();25const result = WritableStreamDefaultControllerClose(writable);26const writer = writable.getWriter();27const result = WritableStreamDefaultControllerEnqueue(writable, 'a');28const writer = writable.getWriter();29const result = WritableStreamDefaultControllerErrorIfNeeded(writable, reason);30const writer = writable.getWriter();
Using AI Code Generation
1'use strict';2const { WritableStream } = require('stream/web');3const assert = require('assert');4const {5} = require('internal/streams/writable');6const ws = new WritableStream({7 write() {8 return new Promise((resolve) => {9 setTimeout(resolve, 100);10 });11 }12});13const writer = new WritableStreamDefaultWriter(ws);14const abortPromise = WritableStreamDefaultWriterAbort(writer, 'a');15abortPromise.then(() => {16 console.log('abortPromise fulfilled');17}, () => {18 console.log('abortPromise rejected');19});20'use strict';21const { WritableStream } = require('stream/web');22const assert = require('assert');23const {24} = require('internal/streams/writable');25const ws = new WritableStream({26 write() {27 return new Promise((resolve) => {28 setTimeout(resolve, 100);29 });30 }31});32const writer = new WritableStreamDefaultWriter(ws);33const closePromise = WritableStreamDefaultWriterClose(writer);34closePromise.then(() => {35 console.log('closePromise fulfilled');36}, () => {37 console.log('closePromise rejected');38});39'use strict';40const { WritableStream } = require('stream/web');41const assert = require('assert');42const {43} = require('internal/streams/writable');44const ws = new WritableStream({45 write() {46 return new Promise((resolve) => {47 setTimeout(resolve, 100);48 });49 }50});51const writer = new WritableStreamDefaultWriter(ws);52const closePromise = WritableStreamDefaultWriterCloseWithErrorPropagation(writer);53closePromise.then(() => {54 console.log('closePromise fulfilled');55}, () => {56 console.log('closePromise rejected');57});58'use strict';59const { WritableStream } = require('stream/web');60const assert = require('assert');61const {62} = require('internal/streams/writable
Using AI Code Generation
1var ws = new WritableStream({2 write(chunk) {3 return new Promise((resolve, reject) => {4 setTimeout(() => {5 reject("Sorry, I don't like this chunk");6 }, 1000);7 });8 }9});10var writer = ws.getWriter();11writer.write("a");12writer.write("b");13writer.write("c");14writer.abort("I don't like this data anymore");15writer.closed.then(16 () => console.log("All done!"),17 e => console.log("Something went wrong!", e)18);19var ws = new WritableStream({20 write(chunk) {21 return new Promise((resolve, reject) => {22 setTimeout(() => {23 resolve();24 }, 1000);25 });26 }27});28var writer = ws.getWriter();29writer.write("a");30writer.write("b");31writer.write("c");32writer.close();33writer.closed.then(34 () => console.log("All done!"),35 e => console.log("Something went wrong!", e)36);37var ws = new WritableStream({38 write(chunk) {39 return new Promise((resolve, reject) => {40 setTimeout(() => {41 resolve();42 }, 1000);43 });44 }45});46var writer = ws.getWriter();47writer.write("a");48writer.write("b");49writer.write("c");50writer.releaseLock();51writer.closed.then(52 () => console.log("All done!"),53 e => console.log("Something went wrong!", e)54);
Using AI Code Generation
1const ws = new WritableStream({2 write() {3 return new Promise((resolve, reject) => {4 setTimeout(() => {5 reject();6 }, 2000);7 });8 }9});10const writer = ws.getWriter();11writer.write('a');12writer.write('b');13writer.abort();14writer.closed.then(() => console.log('closed!'));15const ws = new WritableStream({16 write() {17 return new Promise((resolve, reject) => {18 setTimeout(() => {19 reject();20 }, 2000);21 });22 }23});24const writer = ws.getWriter();25writer.write('a');26writer.write('b');27writer.close();28writer.closed.then(() => console.log('closed!'));29const ws = new WritableStream({30 write() {31 return new Promise((resolve, reject) => {32 setTimeout(() => {33 reject();34 }, 2000);35 });36 }37});38const writer = ws.getWriter();39writer.write('a');40writer.write('b');41writer.close().then(() => console.log('closed!'), () => console.log('error!'));42const ws = new WritableStream({43 write(chunk) {44 console.log(chunk);45 }46});47const writer = ws.getWriter();48writer.write('a');49writer.write('b');50writer.write('c');51writer.close();52const ws = new WritableStream({53 write(chunk) {54 console.log(chunk);55 }56});57const writer = ws.getWriter();58writer.write('a');59writer.write('b');60writer.write('c').then(() => console.log('done!'), () => console.log('error!'));61writer.close();62const ws = new WritableStream({63 write(chunk) {64 console.log(chunk);65 return new Promise((resolve, reject) =>
Using AI Code Generation
1const writer = writable.getWriter();2const abortPromise = writer.abort();3catch(() => console.log("abort failed"));4const writer = writable.getWriter();5const closePromise = writer.close();6catch(() => console.log("close failed"));7const writer = writable.getWriter();8writer.releaseLock();9const writer = writable.getWriter();10const writePromise = writer.write("a");11catch(() => console.log("write failed"));12const writer = writable.getWriter();13[[WritableStreamController]];14controller.error("something went wrong");15writer.releaseLock();16const writer = writable.getWriter();17[[WritableStreamController]];18const desiredSize = controller.desiredSize;19console.log(desiredSize);20const writer = writable.getWriter();21[[WritableStreamController]];22controller.close();23writer.releaseLock();24const writer = writable.getWriter();25[[WritableStreamController]];26[[GetChunkSize]](chunk);27console.log(chunkSize);28const writer = writable.getWriter();29[[WritableStreamController]];30[[CanCloseOrEnqueue]]();31console.log(result);32const writer = writable.getWriter();33[[WritableStreamController]];34[[Enqueue]](chunk);35writer.releaseLock();36const writer = writable.getWriter();37[[WritableStreamController]];38[[ErrorIfNeeded]](error);39writer.releaseLock();
Using AI Code Generation
1const writer = writable.getWriter();2const reason = new Error('something went wrong');3const result = writer.abort(reason);4result.then(() => console.log('write aborted'), e => console.log('abort errored: ', e));5writer.closed.then(() => console.log('write closed'), e => console.log('close errored: ', e));6writer.close()7const writer = writable.getWriter();8const result = writer.close();9result.then(() => console.log('write closed'), e => console.log('close errored: ', e));10writer.closed.then(() => console.log('write closed'), e => console.log('close errored: ', e));11writer.releaseLock()
Using AI Code Generation
1const writer = writable.getWriter();2const promise = writer.abort();3promise.then(() => {4 console.log("abort() called successfully");5 console.log("The stream is now errored");6}).catch((e) => {7 console.log("abort() failed with " + e);8});9const writer = writable.getWriter();10const promise = writer.close();11promise.then(() => {12 console.log("close() called successfully");13}).catch((e) => {14 console.log("close() failed with " + e);15});16const writer = writable.getWriter();17writer.releaseLock();18console.log("The writer's lock is now released");19console.log("The stream is now no longer in use");20const writer = writable.getWriter();21const promise = writer.write("a");22promise.then(() => {23 console.log("write() called successfully");24}).catch((e) => {25 console.log("write() failed with " + e);26});27const writer = writable.getWriter();28const promise = writer.write("a");29promise.then(() => {30 console.log("write() called successfully");31}).catch((e) => {32 console.log("write() failed with " + e);33});34const writer = writable.getWriter();35const promise = writer.write("a");36promise.then(() => {37 console.log("write() called successfully");38}).catch((e) => {39 console.log("write() failed with " + e);40});41const writer = writable.getWriter();42const promise = writer.write("a");43promise.then(() => {44 console.log("write() called successfully");45}).catch((e) => {46 console.log("write() failed with " + e);47});48const writer = writable.getWriter();49const promise = writer.write("a");50promise.then(() => {51 console.log("write() called successfully");52}).catch((e) => {53 console.log("write() failed with " + e);54});
Using AI Code Generation
1import { WritableStreamDefaultWriterAbort } from "streams/writable-streams/default-writer";2export class Test {3 constructor() {4 const writer = new WritableStreamDefaultWriterAbort();5 writer.abort();6 }7}8export class WritableStreamDefaultWriterAbort {9 abort() {10 console.log("abort method is called");11 }12}13export class WritableStream {14 constructor() {15 console.log("WritableStream constructor is called");16 }17}18export class WritableStreamDefaultWriter {19 constructor() {20 console.log("WritableStreamDefaultWriter constructor is called");21 }22}23export function AcquireWritableStreamDefaultWriter(stream) {24 console.log("AcquireWritableStreamDefaultWriter is called");25 return new WritableStreamDefaultWriter();26}27export class WritableStream {28 constructor() {29 console.log("WritableStream constructor is called");30 }31}32export class WritableStreamDefaultWriter {33 constructor() {34 console.log("WritableStreamDefaultWriter constructor is called");35 }36}37export function AcquireWritableStreamDefaultWriter(stream) {38 console.log("AcquireWritableStreamDefaultWriter is called");39 return new WritableStreamDefaultWriter();40}41export class WritableStream {42 constructor() {43 console.log("WritableStream constructor is called");44 }45}46export class WritableStreamDefaultWriter {47 constructor() {48 console.log("WritableStreamDefaultWriter constructor is called");49 }50}51export function AcquireWritableStreamDefaultWriter(stream) {52 console.log("AcquireWritableStreamDefaultWriter is called");53 return new WritableStreamDefaultWriter();54}55export class WritableStream {56 constructor() {57 console.log("WritableStream constructor is called");58 }59}60export class WritableStreamDefaultWriter {61 constructor() {62 console.log("WritableStreamDefaultWriter constructor
Using AI Code Generation
1const writable = new WritableStream();2const writer = writable.getWriter();3writer.abort();4writer.closed.then(() => console.log('closed'));5writer.releaseLock();6Flags: needinfo?(jgraham)7I just ran into this bug while trying to test the abort() method on a writable stream. I was able to get the test to pass by adding the following code to the end of the test.js file:8const writer = writable.getWriter();9writer.abort();10writer.closed.then(() => console.log('closed'));11writer.releaseLock();12Flags: needinfo?(jgrah
Using AI Code Generation
1var ws = new WritableStream();2var writer = ws.getWriter();3writer.abort();4writer.write("a");5}6export class WritableStream {7 constructor() {8 console.log("WritableStream constructor is called");9 }10}11export class WritableStreamDefaultWriter {12 constructor() {13 console.log("WritableStreamDefaultWriter constructor is called");14 }15}16export function AcquireWritableStreamDefaultWriter(stream) {17 console.log("AcquireWritableStreamDefaultWriter is called");18 return new WritableStreamDefaultWriter();19}20export class WritableStream {21 constructor() {22 console.log("WritableStream constructor is called");23 }24}25export class WritableStreamDefaultWriter {26 constructor() {27 console.log("WritableStreamDefaultWriter constructor is called");28 }29}30export function AcquireWritableStreamDefaultWriter(stream) {31 console.log("AcquireWritableStreamDefaultWriter is called");32 return new WritableStreamDefaultWriter();33}34export class WritableStream {35 constructor() {36 console.log("WritableStream constructor is called");37 }38}39export class WritableStreamDefaultWriter {40 constructor() {41 console.log("WritableStreamDefaultWriter constructor
Using AI Code Generation
1const writable = new WritableStream();2const writer = writable.getWriter();3writer.abort();4writer.closed.then(() => console.log('closed'));5writer.releaseLock();6Flags: needinfo?(jgraham)7I just ran into this bug while trying to test the abort() method on a writable stream. I was able to get the test to pass by adding the following code to the end of the test.js file:8const writer = writable.getWriter();9writer.abort();10writer.closed.then(() => console.log('closed'));11writer.releaseLock();12Flags: needinfo?(jgrah
Using AI Code Generation
1var ws = new WritableStream();2var writer = ws.getWriter();3writer.abort();4writer.write("a");5 console.log("WritableStream constructor is called");6 }7}8export class WritableStreamDefaultWriter {9 constructor() {10 console.log("WritableStreamDefaultWriter constructor is called");11 }12}13export function AcquireWritableStreamDefaultWriter(stream) {14 console.log("AcquireWritableStreamDefaultWriter is called");15 return new WritableStreamDefaultWriter();16}17export class WritableStream {18 constructor() {19 console.log("WritableStream constructor is called");20 }21}22export class WritableStreamDefaultWriter {23 constructor() {24 console.log("WritableStreamDefaultWriter constructor is called");25 }26}27export function AcquireWritableStreamDefaultWriter(stream) {28 console.log("AcquireWritableStreamDefaultWriter is called");29 return new WritableStreamDefaultWriter();30}31export class WritableStream {32 constructor() {33 console.log("WritableStream constructor is called");34 }35}36export class WritableStreamDefaultWriter {37 constructor() {38 console.log("WritableStreamDefaultWriter constructor
Using AI Code Generation
1const writable leStreamDefaultWriterAbort } from "streams/writable-streams/default-writer";2export class Test {3 constructor() {4 const writer = new WritableStreamDefaultWriterAbort();5 writer.abort();6 }7}8export class WritableStreamDefaultWriterAbort {9 abort() {10 console.log("abort method is called");11 }12}13export class WritableStream {14 constructor() {15 console.log("WritableStream constructor is called");16 }17}18export class WritableStreamDefaultWriter {19 constructor() {20 console.log("WritableStreamDefaultWriter constructor is called");21 }22}23export function AcquireWritableStreamDefaultWriter(stream) {24 console.log("AcquireWritableStreamDefaultWriter is called");25 return new WritableStreamDefaultWriter();26}27export class WritableStream {28 constructor() {29 console.log("WritableStream constructor is called");30 }31}32export class WritableStreamDefaultWriter {33 constructor() {34 console.log("WritableStreamDefaultWriter constructor is called");35 }36}37export function AcquireWritableStreamDefaultWriter(stream) {38 console.log("AcquireWritableStreamDefaultWriter is called");39 return new WritableStreamDefaultWriter();40}grah
Using AI Code Generation
1var ws = new WritableStream();2var writer = ws.getWriter();3writer.abort();4writer.write("a");5export class WritableStream {6 constructor() {7 console.log("WritableStream constructor is called");8 }9}10export class WritableStreamDefaultWriter {11 constructor() {12 console.log("WritableStreamDefaultWriter constructor is called");13 }14}15export function AcquireWritableStreamDefaultWriter(stream) {16 console.log("AcquireWritableStreamDefaultWriter is called");17 return new WritableStreamDefaultWriter();18}19export class WritableStream {20 constructor() {21 console.log("WritableStream constructor is called");22 }23}24export class WritableStreamDefaultWriter {25 constructor() {26 console.log("WritableStreamDefaultWriter constructor
Using AI Code Generation
1const writable = new WritableStream();2const writer = writable.getWriter();3writer.abort();4writer.closed.then(() => console.log('closed'));5writer.releaseLock();6Flags: needinfo?(jgraham)7I just ran into this bug while trying to test the abort() method on a writable stream. I was able to get the test to pass by adding the following code to the end of the test.js file:8const writer = writable.getWriter();9writer.abort();10writer.closed.then(() => console.log('closed'));11writer.releaseLock();12Flags: needinfo?(jgrah
Automation Testing Tutorials
Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.
LambdaTest Learning Hubs:
- JUnit Tutorial
- TestNG Tutorial
- Webdriver Tutorial
- WebDriverIO Tutorial
- Protractor Tutorial
- Selenium 4 Tutorial
- Jenkins Tutorial
- NUnit Tutorial
- Jest Tutorial
- Playwright Tutorial
- Cypress Tutorial
- PyTest Tutorial
YouTube
You could also refer to video tutorials over LambdaTest YouTube channel to get step by step demonstration from industry experts.
Run wpt automation tests on LambdaTest cloud grid
Perform automation testing on 3000+ real desktop and mobile devices online.
Try LambdaTest Now !!
Get 100 minutes of automation test minutes FREE!!
Was this article helpful?
